Atun, S. 2015. MODIFICATION POLISAKARIDA GALAKTOSA SULPHATE EXTRACTION EXPORT FROM GRACILARIA SP (ALGA MERAH) WITH ALKALI BOROHIDRIDA. Jurnal Penelitian Saintek. 6, 1 (Sep. 2015). DOI:https://doi.org/10.21831/jps.v6i1.5277.